/**
 * Copyright (c) 2015-2016, Chill Zhuang 庄骞 (smallchill@163.com).
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package group.igfd.manager.biz.utils;

import java.util.*;


/**
 * 高频方法集合类
 */
public class ToolUtil {

    /**
     * 10以内的随机数字--手机验证码
     * @param length
     * @return
     */
    public static String makeCode(int length) {
        Random random = new Random();
        StringBuilder code = new StringBuilder();
        for(int i=0;i<length;i++){
            int next =random.nextInt(10);
            code.append(next);
        }

        return code.toString();
    }
}